脱式计算(能简算的要简算)
5.7+12.95+4.3 135+39+65+11 (480÷16﹣13)×80
61.34﹣8.27﹣1.73 7.04﹣2.8+0.96 19.5+4.85﹣8.62.
脱式计算(能简算的要简算)
5.7+12.95+4.3 135+39+65+11 (480÷16﹣13)×80
61.34﹣8.27﹣1.73 7.04﹣2.8+0.96 19.5+4.85﹣8.62.
试题篮
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